Consolidated Statements of Operations - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023
Net Investment Income [Line Items]
Investment income		$ 111,543	$ 107,404
Expenses:
Interest and other debt expenses		27,614	27,264
Incentive fees		10,882	22,302
Management fees		8,732	8,921
Professional fees		1,110	878
Directors' fees		207	207
Other general and administrative expenses		1,062	1,057
Total expenses		49,607	60,629
Fee waivers			(1,986)
Net expenses		49,607	58,643
Net investment income before taxes		61,936	48,761
Income tax expense, including excise tax		1,076	775
Net investment income after taxes		60,860	47,986
Net realized gain (loss) from:
Foreign currency and other transactions		186	200
Net change in unrealized appreciation (depreciation) from:
Foreign currency forward contracts		145	(41)
Foreign currency translations and other transactions		1,350	(1,650)
Net realized and unrealized gains (losses)		(18,378)	(19,537)
(Provision) benefit for taxes on realized gain/loss on investments		16
(Provision) benefit for taxes on unrealized appreciation/depreciation on investments		(46)	(386)
Net increase (decrease) in net assets from operations		$ 42,452	$ 28,063
Weighted average shares outstanding		110,076,876	104,591,739
Net investment income per share basic	[1]	$ 0.55	$ 0.46
Net investment income per share diluted		0.55	0.46
Earnings per share basic		0.39	0.27
Earnings per share diluted		$ 0.39	$ 0.27
Non-Controlled/Non-Affiliated Investments
Net Investment Income [Line Items]
Interest income		$ 96,910	$ 98,130
Payment-in-kind income		12,646	7,717
Other income		857	882
Net realized gain (loss) from:
Net realized gain (loss)		(17,646)	(36,261)
Net change in unrealized appreciation (depreciation) from:
Net change in unrealized appreciation (depreciation)		(2,095)	18,510
Non-Controlled Affiliated Investments
Net Investment Income [Line Items]
Dividend income		412	107
Interest income		656	507
Payment-in-kind income		55	49
Other income		7	12
Net realized gain (loss) from:
Net realized gain (loss)		658
Net change in unrealized appreciation (depreciation) from:
Net change in unrealized appreciation (depreciation)		$ (976)	$ (295)

[1] The per share data was derived by using the weighted average shares outstanding during the applicable period, except for distributions declared and issuance of common stock in connection with the Merger, which reflects the actual amount per share for the applicable period.